18297440000

素因数分解:

$2^8\times 5^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2$

素因数の和:122

約数の個数: 540

約数和(自身を含む): 57066820272

約数和(自身を除く): 38769380272

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 25, 28, 31, 32, 34, 35, 40, 50, 56, 62, 64, 68, 70, 80, 85, 100, 112, 119, 124, 125, 128, 136, 140, 155, 160, 170, 175, 200, 217, 224, 238, 248, 250, 256, 272, 280, 310, 320, 340, 350, 400, 425, 434, 448, 476, 496, 500, 527, 544, 560, 595, 620, 625, 640, 680, 700, 775, 800, 850, 868, 875, 896, 952, 961, 992, 1000, 1054, 1085, 1088, 1120, 1190, 1240, 1250, 1280, 1360, 1400, 1550, 1600, 1700, 1736, 1750, 1792, 1904, 1922, 1984, 2000, 2108, 2125, 2170, 2176, 2240, 2380, 2480, 2500, 2635, 2720, 2800, 2975, 3100, 3200, 3400, 3472, 3500, 3689, 3808, 3844, 3875, 3968, 4000, 4216, 4250, 4340, 4352, 4375, 4480, 4760, 4805, 4960, 5000, 5270, 5425, 5440, 5600, 5950, 6200, 6400, 6727, 6800, 6944, 7000, 7378, 7616, 7688, 7750, 7936, 8000, 8432, 8500, 8680, 8750, 8960, 9520, 9610, 9920, 10000, 10540, 10625, 10850, 10880, 11200, 11900, 12400, 13175, 13454, 13600, 13888, 14000, 14756, 14875, 15232, 15376, 15500, 16000, 16337, 16864, 17000, 17360, 17500, 18445, 19040, 19220, 19375, 19840, 20000, 21080, 21250, 21700, 21760, 22400, 23800, 24025, 24800, 26350, 26908, 27125, 27200, 27776, 28000, 29512, 29750, 30464, 30752, 31000, 32000, 32674, 33635, 33728, 34000, 34720, 35000, 36890, 38080, 38440, 38750, 39680, 40000, 42160, 42500, 43400, 44800, 47600, 48050, 49600, 52700, 53816, 54250, 54400, 55552, 56000, 59024, 59500, 61504, 62000, 65348, 65875, 67270, 67456, 68000, 69440, 70000, 73780, 74375, 76160, 76880, 77500, 80000, 81685, 84320, 85000, 86800, 92225, 95200, 96100, 99200, 105400, 107632, 108500, 108800, 112000, 114359, 118048, 119000, 120125, 123008, 124000, 130696, 131750, 134540, 134912, 135625, 136000, 138880, 140000, 147560, 148750, 152320, 153760, 155000, 160000, 163370, 168175, 168640, 170000, 173600, 184450, 190400, 192200, 198400, 210800, 215264, 217000, 224000, 228718, 236096, 238000, 240250, 246016, 248000, 261392, 263500, 269080, 271250, 272000, 277760, 280000, 295120, 297500, 307520, 310000, 326740, 329375, 336350, 337280, 340000, 347200, 368900, 380800, 384400, 408425, 421600, 430528, 434000, 457436, 461125, 472192, 476000, 480500, 496000, 522784, 527000, 538160, 542500, 544000, 560000, 571795, 590240, 595000, 600625, 615040, 620000, 653480, 658750, 672700, 674560, 680000, 694400, 737800, 761600, 768800, 816850, 840875, 843200, 861056, 868000, 914872, 922250, 944384, 952000, 961000, 992000, 1045568, 1054000, 1076320, 1085000, 1120000, 1143590, 1180480, 1190000, 1201250, 1230080, 1240000, 1306960, 1317500, 1345400, 1360000, 1388800, 1475600, 1537600, 1633700, 1681750, 1686400, 1722112, 1736000, 1829744, 1844500, 1904000, 1922000, 2042125, 2091136, 2108000, 2152640, 2170000, 2287180, 2305625, 2360960, 2380000, 2402500, 2480000, 2613920, 2635000, 2690800, 2720000, 2858975, 2951200, 3075200, 3267400, 3363500, 3372800, 3472000, 3659488, 3689000, 3808000, 3844000, 4084250, 4182272, 4204375, 4216000, 4305280, 4340000, 4574360, 4611250, 4721920, 4760000, 4805000, 4960000, 5227840, 5270000, 5381600, 5717950, 5902400, 6150400, 6534800, 6727000, 6944000, 7318976, 7378000, 7688000, 8168500, 8408750, 8432000, 8610560, 8680000, 9148720, 9222500, 9520000, 9610000, 10210625, 10455680, 10540000, 10763200, 11435900, 11804800, 13069600, 13454000, 14294875, 14637952, 14756000, 15376000, 16337000, 16817500, 16864000, 17360000, 18297440, 18445000, 19040000, 19220000, 20421250, 20911360, 21080000, 21526400, 22871800, 23609600, 26139200, 26908000, 28589750, 29275904, 29512000, 30752000, 32674000, 33635000, 34720000, 36594880, 36890000, 38440000, 40842500, 42160000, 43052800, 45743600, 52278400, 53816000, 57179500, 59024000, 65348000, 67270000, 71474375, 73189760, 73780000, 76880000, 81685000, 84320000, 91487200, 104556800, 107632000, 114359000, 118048000, 130696000, 134540000, 142948750, 146379520, 147560000, 153760000, 163370000, 182974400, 215264000, 228718000, 261392000, 269080000, 285897500, 295120000, 326740000, 365948800, 457436000, 522784000, 538160000, 571795000, 590240000, 653480000, 731897600, 914872000, 1076320000, 1143590000, 1306960000, 1829744000, 2287180000, 2613920000, 3659488000, 4574360000, 9148720000, 18297440000]

約数ペア:

[(1, 18297440000), (2, 9148720000), (4, 4574360000), (5, 3659488000), (7, 2613920000), (8, 2287180000), (10, 1829744000), (14, 1306960000), (16, 1143590000), (17, 1076320000), (20, 914872000), (25, 731897600), (28, 653480000), (31, 590240000), (32, 571795000), (34, 538160000), (35, 522784000), (40, 457436000), (50, 365948800), (56, 326740000), (62, 295120000), (64, 285897500), (68, 269080000), (70, 261392000), (80, 228718000), (85, 215264000), (100, 182974400), (112, 163370000), (119, 153760000), (124, 147560000), (125, 146379520), (128, 142948750), (136, 134540000), (140, 130696000), (155, 118048000), (160, 114359000), (170, 107632000), (175, 104556800), (200, 91487200), (217, 84320000), (224, 81685000), (238, 76880000), (248, 73780000), (250, 73189760), (256, 71474375), (272, 67270000), (280, 65348000), (310, 59024000), (320, 57179500), (340, 53816000), (350, 52278400), (400, 45743600), (425, 43052800), (434, 42160000), (448, 40842500), (476, 38440000), (496, 36890000), (500, 36594880), (527, 34720000), (544, 33635000), (560, 32674000), (595, 30752000), (620, 29512000), (625, 29275904), (640, 28589750), (680, 26908000), (700, 26139200), (775, 23609600), (800, 22871800), (850, 21526400), (868, 21080000), (875, 20911360), (896, 20421250), (952, 19220000), (961, 19040000), (992, 18445000), (1000, 18297440), (1054, 17360000), (1085, 16864000), (1088, 16817500), (1120, 16337000), (1190, 15376000), (1240, 14756000), (1250, 14637952), (1280, 14294875), (1360, 13454000), (1400, 13069600), (1550, 11804800), (1600, 11435900), (1700, 10763200), (1736, 10540000), (1750, 10455680), (1792, 10210625), (1904, 9610000), (1922, 9520000), (1984, 9222500), (2000, 9148720), (2108, 8680000), (2125, 8610560), (2170, 8432000), (2176, 8408750), (2240, 8168500), (2380, 7688000), (2480, 7378000), (2500, 7318976), (2635, 6944000), (2720, 6727000), (2800, 6534800), (2975, 6150400), (3100, 5902400), (3200, 5717950), (3400, 5381600), (3472, 5270000), (3500, 5227840), (3689, 4960000), (3808, 4805000), (3844, 4760000), (3875, 4721920), (3968, 4611250), (4000, 4574360), (4216, 4340000), (4250, 4305280), (4340, 4216000), (4352, 4204375), (4375, 4182272), (4480, 4084250), (4760, 3844000), (4805, 3808000), (4960, 3689000), (5000, 3659488), (5270, 3472000), (5425, 3372800), (5440, 3363500), (5600, 3267400), (5950, 3075200), (6200, 2951200), (6400, 2858975), (6727, 2720000), (6800, 2690800), (6944, 2635000), (7000, 2613920), (7378, 2480000), (7616, 2402500), (7688, 2380000), (7750, 2360960), (7936, 2305625), (8000, 2287180), (8432, 2170000), (8500, 2152640), (8680, 2108000), (8750, 2091136), (8960, 2042125), (9520, 1922000), (9610, 1904000), (9920, 1844500), (10000, 1829744), (10540, 1736000), (10625, 1722112), (10850, 1686400), (10880, 1681750), (11200, 1633700), (11900, 1537600), (12400, 1475600), (13175, 1388800), (13454, 1360000), (13600, 1345400), (13888, 1317500), (14000, 1306960), (14756, 1240000), (14875, 1230080), (15232, 1201250), (15376, 1190000), (15500, 1180480), (16000, 1143590), (16337, 1120000), (16864, 1085000), (17000, 1076320), (17360, 1054000), (17500, 1045568), (18445, 992000), (19040, 961000), (19220, 952000), (19375, 944384), (19840, 922250), (20000, 914872), (21080, 868000), (21250, 861056), (21700, 843200), (21760, 840875), (22400, 816850), (23800, 768800), (24025, 761600), (24800, 737800), (26350, 694400), (26908, 680000), (27125, 674560), (27200, 672700), (27776, 658750), (28000, 653480), (29512, 620000), (29750, 615040), (30464, 600625), (30752, 595000), (31000, 590240), (32000, 571795), (32674, 560000), (33635, 544000), (33728, 542500), (34000, 538160), (34720, 527000), (35000, 522784), (36890, 496000), (38080, 480500), (38440, 476000), (38750, 472192), (39680, 461125), (40000, 457436), (42160, 434000), (42500, 430528), (43400, 421600), (44800, 408425), (47600, 384400), (48050, 380800), (49600, 368900), (52700, 347200), (53816, 340000), (54250, 337280), (54400, 336350), (55552, 329375), (56000, 326740), (59024, 310000), (59500, 307520), (61504, 297500), (62000, 295120), (65348, 280000), (65875, 277760), (67270, 272000), (67456, 271250), (68000, 269080), (69440, 263500), (70000, 261392), (73780, 248000), (74375, 246016), (76160, 240250), (76880, 238000), (77500, 236096), (80000, 228718), (81685, 224000), (84320, 217000), (85000, 215264), (86800, 210800), (92225, 198400), (95200, 192200), (96100, 190400), (99200, 184450), (105400, 173600), (107632, 170000), (108500, 168640), (108800, 168175), (112000, 163370), (114359, 160000), (118048, 155000), (119000, 153760), (120125, 152320), (123008, 148750), (124000, 147560), (130696, 140000), (131750, 138880), (134540, 136000), (134912, 135625)]